/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    adc.c
  * @brief   This file provides code for the configuration
  *          of the ADC instances.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2023 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "adc.h"

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

ADC_HandleTypeDef hadc1;
DMA_HandleTypeDef hdma_adc1;

/* ADC1 init function */
void MX_ADC1_Init(void)
{

    /* USER CODE BEGIN ADC1_Init 0 */

    /* USER CODE END ADC1_Init 0 */

    ADC_ChannelConfTypeDef sConfig = {0};

    /* USER CODE BEGIN ADC1_Init 1 */

    /* USER CODE END ADC1_Init 1 */

    /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
    */
    hadc1.Instance = ADC1;
    hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV4;
    hadc1.Init.Resolution = ADC_RESOLUTION_12B;
    hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
    hadc1.Init.ScanConvMode = ADC_SCAN_ENABLE;
    hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
    hadc1.Init.LowPowerAutoWait = DISABLE;
    hadc1.Init.LowPowerAutoPowerOff = DISABLE;
    hadc1.Init.ContinuousConvMode = ENABLE;
    hadc1.Init.NbrOfConversion = 2;
    hadc1.Init.DiscontinuousConvMode = DISABLE;
    hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
    hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
    hadc1.Init.DMAContinuousRequests = ENABLE;
    hadc1.Init.Overrun = ADC_OVR_DATA_PRESERVED;
    hadc1.Init.SamplingTimeCommon1 = ADC_SAMPLETIME_160CYCLES_5;
    hadc1.Init.SamplingTimeCommon2 = ADC_SAMPLETIME_160CYCLES_5;
    hadc1.Init.OversamplingMode = DISABLE;
    hadc1.Init.TriggerFrequencyMode = ADC_TRIGGER_FREQ_LOW;
    if (HAL_ADC_Init(&hadc1) != HAL_OK)
    {
        Error_Handler();
    }

    /** Configure Regular Channel
    */
    sConfig.Channel = ADC_CHANNEL_1;
    sConfig.Rank = ADC_REGULAR_RANK_1;
    sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1;
    if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
    {
        Error_Handler();
    }

    /** Configure Regular Channel
    */
    sConfig.Channel = ADC_CHANNEL_9;
    sConfig.Rank = ADC_REGULAR_RANK_2;
    if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
    {
        Error_Handler();
    }
    /* USER CODE BEGIN ADC1_Init 2 */

    /* USER CODE END ADC1_Init 2 */

}

void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
{

    GPIO_InitTypeDef GPIO_InitStruct = {0};
    if(adcHandle->Instance==ADC1)
    {
        /* USER CODE BEGIN ADC1_MspInit 0 */

        /* USER CODE END ADC1_MspInit 0 */
        /* ADC1 clock enable */
        __HAL_RCC_ADC_CLK_ENABLE();

        __HAL_RCC_GPIOA_CLK_ENABLE();
        __HAL_RCC_GPIOB_CLK_ENABLE();
        /**ADC1 GPIO Configuration
        PA1     ------> ADC1_IN1
        PB1     ------> ADC1_IN9
        */
        GPIO_InitStruct.Pin = ADC_VOL_Pin;
        GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
        GPIO_InitStruct.Pull = GPIO_NOPULL;
        HAL_GPIO_Init(ADC_VOL_GPIO_Port, &GPIO_InitStruct);

        GPIO_InitStruct.Pin = ADC_LIGHT_Pin;
        GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
        GPIO_InitStruct.Pull = GPIO_NOPULL;
        HAL_GPIO_Init(ADC_LIGHT_GPIO_Port, &GPIO_InitStruct);

        /* ADC1 DMA Init */
        /* ADC1 Init */
        hdma_adc1.Instance = DMA1_Channel1;
        hdma_adc1.Init.Request = DMA_REQUEST_ADC1;
        hdma_adc1.Init.Direction = DMA_PERIPH_TO_MEMORY;
        hdma_adc1.Init.PeriphInc = DMA_PINC_DISABLE;
        hdma_adc1.Init.MemInc = DMA_MINC_ENABLE;
        hdma_adc1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
        hdma_adc1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
        hdma_adc1.Init.Mode = DMA_CIRCULAR;
        hdma_adc1.Init.Priority = DMA_PRIORITY_LOW;
        if (HAL_DMA_Init(&hdma_adc1) != HAL_OK)
        {
            Error_Handler();
        }

        __HAL_LINKDMA(adcHandle,DMA_Handle,hdma_adc1);

        /* USER CODE BEGIN ADC1_MspInit 1 */

        /* USER CODE END ADC1_MspInit 1 */
    }
}

void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle)
{

    if(adcHandle->Instance==ADC1)
    {
        /* USER CODE BEGIN ADC1_MspDeInit 0 */

        /* USER CODE END ADC1_MspDeInit 0 */
        /* Peripheral clock disable */
        __HAL_RCC_ADC_CLK_DISABLE();

        /**ADC1 GPIO Configuration
        PA1     ------> ADC1_IN1
        PB1     ------> ADC1_IN9
        */
        HAL_GPIO_DeInit(ADC_VOL_GPIO_Port, ADC_VOL_Pin);

        HAL_GPIO_DeInit(ADC_LIGHT_GPIO_Port, ADC_LIGHT_Pin);

        /* ADC1 DMA DeInit */
        HAL_DMA_DeInit(adcHandle->DMA_Handle);
        /* USER CODE BEGIN ADC1_MspDeInit 1 */

        /* USER CODE END ADC1_MspDeInit 1 */
    }
}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */
